If a triangle has a 22° angle and a 46° angle, what can be established about the third angle measure and the type of triangle?(1 point)
Responses
The third angle measure is 68°, and the triangle is an obtuse triangle.
The third angle measure is 68 degrees , and the triangle is an obtuse triangle.
The third angle measure is 112°, and the triangle is an acute triangle.
The third angle measure is 112 degrees , and the triangle is an acute triangle.
The third angle measure is 112°, and the triangle is an obtuse triangle.
The third angle measure is 112 degrees , and the triangle is an obtuse triangle.
The third angle measure is 128°, and the triangle is an obtuse triangle.
9 answers
The third angle measure is 112°, and the triangle is an obtuse triangle.
Can a triangle have two right angles, and why or why not?(1 point)
Responses
Yes, because it would be a right triangle.
Yes, because it would be a right triangle.
Yes, because 90 + 90 = 180.
Yes, because 90 plus 90 equals 180 .
No, because there needs to be a third angle.
No, because there needs to be a third angle.
No, because a triangle must have an obtuse angle.
No, because a triangle must have an obtuse angle.
Responses
Yes, because it would be a right triangle.
Yes, because it would be a right triangle.
Yes, because 90 + 90 = 180.
Yes, because 90 plus 90 equals 180 .
No, because there needs to be a third angle.
No, because there needs to be a third angle.
No, because a triangle must have an obtuse angle.
No, because a triangle must have an obtuse angle.
No, because a triangle must have an obtuse angle.
If a triangle has angles measuring 46° , 51° , and 83° , what type of triangle is it?(1 point)
Responses
small triangle
small triangle
acute triangle
acute triangle
right triangle
right triangle
obtuse triangle
obtuse triangle
Responses
small triangle
small triangle
acute triangle
acute triangle
right triangle
right triangle
obtuse triangle
obtuse triangle
acute triangle
Angles of Triangles Quick Check
4 of 54 of 5 Items
Question
Use the image to answer the question.
An illustration shows a right triangle. The right angle is at the left; the top angle is labeled a; and the angle on the right is labeled b. A line extending outward from angle a forms an exterior angle of 142 degrees.
Use the properties of exterior angles of triangles to find angle b .
(1 point)
Responses
232°
232 degrees
38°
38 degrees
52°
52 degrees
92°
4 of 54 of 5 Items
Question
Use the image to answer the question.
An illustration shows a right triangle. The right angle is at the left; the top angle is labeled a; and the angle on the right is labeled b. A line extending outward from angle a forms an exterior angle of 142 degrees.
Use the properties of exterior angles of triangles to find angle b .
(1 point)
Responses
232°
232 degrees
38°
38 degrees
52°
52 degrees
92°
Angle b would be 38°.
Use the image to answer the question.
An illustration shows triangle uppercase H uppercase I uppercase J. Uppercase H is the left vertex, uppercase I is the top vertex, and uppercase J is the right vertex. A line extending outward from uppercase H forms an exterior angle of 38 degrees.
What is the sum of the measures of the interior angles at vertex I and vertex J ?
(1 point)
Responses
52°
52 degrees
128°
128 degrees
142°
142 degrees
38°
An illustration shows triangle uppercase H uppercase I uppercase J. Uppercase H is the left vertex, uppercase I is the top vertex, and uppercase J is the right vertex. A line extending outward from uppercase H forms an exterior angle of 38 degrees.
What is the sum of the measures of the interior angles at vertex I and vertex J ?
(1 point)
Responses
52°
52 degrees
128°
128 degrees
142°
142 degrees
38°
The sum of the measures of the interior angles at vertex I and vertex J would be 142°.